Title:
Two stage hydraulic servo valve
United States Patent 3000363


Inventors:
Hayner, Paul F.
Shomphe, George J.
Application Number:
US80316959A
Publication Date:
09/19/1961
Filing Date:
03/31/1959
Assignee:
SANDERS ASSOCIATES INC
Primary Class:
Other Classes:
91/374, 91/417R, 137/625.66
International Classes:
F15B9/17
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